Morse 150mm (6") - 10/14TPI 1.3mm (.050") Advanced Edge Power Reciprocating Saw Blade pack of 50 Blades Wood and Metal cutting Universal Shank Fitting - Fits in to virtually all main machines. Made in USA - High Quality. Morse Bi- Metal Master Cobalt Technology - High heat and wear resistance - lasts up to 3 times longer than other brands! New Tang Hole - For easier, faster fit. 1.3mm thicknesses - for increased strength for heavier feed pressure. Straight blade body - greater beam strength. Pack of 50 Blades